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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>On a PPC (Freescale MPC8548) machine with a 2.6.11 kernel
(That is pretending to be 2.6.12 for glib reasons)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>When I run the passwd command for the first time on a system
passwd segfaults with this:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>$ passwd<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Changing password for root<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Enter the new password (minimum of 5, maximum of 8
characters)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Please use a combination of upper and lower case letters and
numbers.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Enter new password:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Bad password: too simple.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Warning: weak password (continuing).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Re-enter new password:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Oops: kernel access of bad area, sig: 11 [#1]<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>NIP: C013B71C LR: C013B314 SP: C36FFE80 REGS: c36ffdd0 TRAP:
0300 Not tainted<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>MSR: 00029000 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 00<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>DAR: 00000094, DSISR: 00000000<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>TASK = cfc494d0[776] 'passwd' THREAD: c36fe000<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Last syscall: 6<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>GPR00: 00000001 C36FFE80 CFC494D0 C02A4E20 CF02B6EC 00000002
00000001 C02A4E20<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>GPR08: C02FD208 00000000 00000000 C37FA2A0 00000000 10021388
FFFFFFF0 100BEF08<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>GPR16: C02A0000 C0290000 C0290000 C02A0000 C0290000 00000000
C02A0000 CFD6F400<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>GPR24: C02A0000 C34F76C0 00000000 00000000 CF02B7FC C3704B84
00000000 C3704B84<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Call trace: [c013fb90] [c006408c] [c0002244]<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Segmentation fault<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I straced it, and it is segfaulting on the close on the FD
of the renamed file.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>The passwd seemed to have succeeded since the password has
been changed, and any subsequent attempt to run passwd will proceed normally<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Also if I go into the RW branch and delete the shadow file
manually there I can get this problem to reproduce itself. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><b><font size=2 color=navy face=Verdana><span
style='font-size:10.0pt;font-family:Verdana;color:navy;font-weight:bold'>Andrew Mellors</span></font></b><font
size=2 color=navy face=Verdana><span style='font-size:10.0pt;font-family:Verdana;
color:navy'> <br>
Software Engineer<br>
<b><span style='font-weight:bold'>EMPIRIX</span></b></span></font> <br>
<b><font size=2 color="#ff6600" face=Verdana><span style='font-size:10.0pt;
font-family:Verdana;color:#FF6600;font-weight:bold'>p:</span></font></b><font
size=2 color=navy face=Verdana><span style='font-size:10.0pt;font-family:Verdana;
color:navy'> 781.266.3576<br>
</span></font><b><font size=2 color="#ff6600" face=Verdana><span
style='font-size:10.0pt;font-family:Verdana;color:#FF6600;font-weight:bold'>email:</span></font></b><font
size=2 color=navy face=Verdana><span style='font-size:10.0pt;font-family:Verdana;
color:navy'> <a href="mailto:amellors@empirix.com">amellors@empirix.com</a> <br>
<st1:Street w:st="on"><st1:address w:st="on">20 Crosby Drive</st1:address></st1:Street><b><span
style='font-weight:bold'> </span></b></span></font><font size=2 color="#ff6600"
face=Verdana><span style='font-size:10.0pt;font-family:Verdana;color:#FF6600'>-
</span></font><st1:place w:st="on"><st1:City w:st="on"><font size=2 color=navy
face=Verdana><span style='font-size:10.0pt;font-family:Verdana;color:navy'>Bedford</span></font></st1:City><font
size=2 color=navy face=Verdana><span style='font-size:10.0pt;font-family:Verdana;
color:navy'>, <st1:State w:st="on">MA</st1:State> <st1:PostalCode w:st="on">01730</st1:PostalCode></span></font></st1:place><br>
<font size=2 color=navy face=Verdana><span style='font-size:10.0pt;font-family:
Verdana;color:navy'><a href="http://www.empirix.com"><font color="#000099"><span
style='color:#000099'>http://www.empirix.com</span></font></a> </span></font><font
size=2 color=navy face=Verdana><span style='font-size:10.0pt;font-family:Verdana;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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